Home / 168,029,904.30-252,044,856.45-147,874,512.30

Finding the Fourth Proportional to 168,029,904.30, 252,044,856.45 and 147,874,512.30

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Solution

The fourth proportional to 168,029,904.30, 252,044,856.45 and 147,874,512.30 is: 221,811,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,029,904.30 : 252,044,856.45 = 147,874,512.30 : x
  2. Step 2: Convert to fraction form
    168,029,904.30/252,044,856.45 = 147,874,512.30/x
  3. Step 3: Cross multiply
    168,029,904.30x = 252,044,856.45 × 147,874,512.30
  4. Step 4: Simplify right side
    168,029,904.30x = 37,271,010,225,267,264
  5. Step 5: Solve for x
    x = 37,271,010,225,267,264/168,029,904.30
  6. Step 6: Final answer
    x = 221,811,768.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.